Because they need time to space the elements of rampup.
Today, two cases of MORONIC were "found" in Ontario.
Let me suggest that perhaps 2 (or more) cases will crop up in the US between now and whenever the bidAn presser is, that will buttress whatever the next step is... whether it be more lockdowns, mask mandates, jabs, boosters, etc.
They barely had time to hype up the death toll from the Delta variant